(A 3D stereoscopic holographic image is presented above the lecture table: Yan Tongxin)

It is like a passionate swallow with a heart to heart.

Put

Then do the mating exercise.

The eighth method is called Yan Tongxin.

's raised foot with her hand.

(A 3D stereoscopic holographic image is presented above the lecture table: Yuanyanghe)

Curl your legs and feet up.

The woman hugged the man's waist with both hands.

The man rides on the woman. Prostrates on the woman's stomach.

Hold the woman's waist with both hands.

Have the woman lie on her side on the bed.

Have the woman lie on her back on the bed.

The specific approach is:

Put it on the man's p.

Hold the woman's neck with both hands.

Just like the mandarin ducks in the wild, they copute at will.

(A 3D stereoscopic hologram is presented above the lecture table: Jade Cross)

Then do the mating exercise.

Have the woman lie on her back on the bed.

It is to adopt a retively strong movement and posture for intercourse.

The tenth method is called mandarin duck bination.

Raise your left knee. Spread your feet out.

The man. Kneeling on the bed between the thighs of the woman with his right knee.

The specific approach is:

Curl both feet forward.

Straighten both feet forward.

The man rides from the woman's back on the woman's lower foot

The ninth method is called Jade Crossing.

The specific approach is:

Then do the mating exercise.